83680000

素因数分解:

$2^8\times 5^4\times {\mathrm{523}}^1$

素因数の和:559

約数の個数: 90

約数和(自身を含む): 209123684

約数和(自身を除く): 125443684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 523, 625, 640, 800, 1000, 1046, 1250, 1280, 1600, 2000, 2092, 2500, 2615, 3200, 4000, 4184, 5000, 5230, 6400, 8000, 8368, 10000, 10460, 13075, 16000, 16736, 20000, 20920, 26150, 32000, 33472, 40000, 41840, 52300, 65375, 66944, 80000, 83680, 104600, 130750, 133888, 160000, 167360, 209200, 261500, 326875, 334720, 418400, 523000, 653750, 669440, 836800, 1046000, 1307500, 1673600, 2092000, 2615000, 3347200, 4184000, 5230000, 8368000, 10460000, 16736000, 20920000, 41840000, 83680000]

約数ペア:

[(1, 83680000), (2, 41840000), (4, 20920000), (5, 16736000), (8, 10460000), (10, 8368000), (16, 5230000), (20, 4184000), (25, 3347200), (32, 2615000), (40, 2092000), (50, 1673600), (64, 1307500), (80, 1046000), (100, 836800), (125, 669440), (128, 653750), (160, 523000), (200, 418400), (250, 334720), (256, 326875), (320, 261500), (400, 209200), (500, 167360), (523, 160000), (625, 133888), (640, 130750), (800, 104600), (1000, 83680), (1046, 80000), (1250, 66944), (1280, 65375), (1600, 52300), (2000, 41840), (2092, 40000), (2500, 33472), (2615, 32000), (3200, 26150), (4000, 20920), (4184, 20000), (5000, 16736), (5230, 16000), (6400, 13075), (8000, 10460), (8368, 10000)]